From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754327Ab0FPHc7 (ORCPT ); Wed, 16 Jun 2010 03:32:59 -0400 Received: from mx2.mail.elte.hu ([157.181.151.9]:40338 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752771Ab0FPHc5 (ORCPT ); Wed, 16 Jun 2010 03:32:57 -0400 Date: Wed, 16 Jun 2010 09:32:40 +0200 From: Ingo Molnar To: Christoph Hellwig Cc: x86@kernel.org, linux-kernel@vger.kernel.org, "H. Peter Anvin" , Thomas Gleixner , Arjan van de Ven Subject: Re: [PATCH] x86-32: always use irq stacks Message-ID: <20100616073240.GA12064@elte.hu> References: <20100526110923.GA28414@lst.de> <20100616051629.GA26012@lst.de> <20100616055609.GC17936@elte.hu> <20100616062748.GA29543@lst.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20100616062748.GA29543@lst.de> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: -1.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.0 required=5.9 tests=BAYES_20 autolearn=no SpamAssassin version=3.2.5 -1.0 BAYES_20 BODY: Bayesian spam probability is 5 to 20% [score: 0.1469] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Christoph Hellwig wrote: > On Wed, Jun 16, 2010 at 07:56:09AM +0200, Ingo Molnar wrote: > > > > * Christoph Hellwig wrote: > > > > > ping? This just came up again as a side-issue in the direct reclaim thread. > > > x86-32 really is the only one out there still having this compared to the > > > other common architetures like x86-64, powerpc and s390. > > > > We should also make 8K stacks the default on 32-bit. I.e. remove all the > > Kconfig distinctions and make the stack model similar on 32-bit and 64-bit > > x86. > > Sounds fine to me. Do you want an additional patch for that or a respin > to include it in one patch? Two patches would be fine too - gives people something more finegrained to bisect to, should there be any problems. Thanks, Ingo